GLSmith wrote:
Step 1) Try a different Nikon Lens (not a 3rd party), if no changes, reset your camera to factory default as described in owners manual, also try a different memory card...not usual, but it may apply (Also format the card in the camera, not on PC
If all that fails, call Nikon Tech Support, they have tons of hidden ideas before they say (send it in)
Here is the beginning of the useless replies from those who have not read the prior replies and realized the problem has been solved. Nevertheless there will be many more pages.
With simple problems here the solution is usually posted before the end of the first page. And That was the case here.
Nevertheless there will be more pages of replies.